A rocket sled accelerates at 27.1 m/s2 for 3.9 s. How far has it traveled from its initial position if its initial velocity is zero? Give your answer in meters.

Q: What is the activity in Ci of a 2.6 mg sample of 3H? VE ΑΣΦ Ro = What is the activity in Bq of a 2.6…

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Q: A car (rwheel = 50 m) with initial angular velocity of 9.2 rev/s begins to decelerate to rest within…

A: Given: The radius of the wheel is 50 m. The initial angular speed is 9.2 rev/s. The time interval is…

Q: A spherical balloon is made from a material whose mass is 3.01 kg. The thickness of the material is…

A: Given that- M=3.01kg Radious of ballon(R) =1.84m Temperature(T)=292 K Denesity of surrounding…

Q: The diagram below represents a spring hanging vertically that stretches 0.075 m when a 5.0 N block…

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Q: In a completely inelastic collision between two objects, the objects stick together after the…

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Q: A surface at 27° C emits radiation at a rate of 100 W. At what rate does an identical surface at 49…

A: Temperature (T) = 27oC = 300 K Power (P) = 100 W

Q: In the figure R₁ = 92.0, R₂ = R3 = 69.0 N, R₂ = 108 N, and the ideal battery has emf = 6.00 V. (a)…

A: a) From the given diagram we can see that R2 , R3 & R4 are in parallel connection.Let their…

Q: Suppose that 2 J of work is needed to stretch a spring from its natural length of 32 cm to a length…

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Q: Find the coefficient of friction that will keep the block from moving. Fapp= 200 N 40° 60kg

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Q: 7. What is the total resistance of a parallel circuit if the circuit contains three pairs of 2 ohm…

A: Given: The value of each resistance is 2 Ohm. The connection of the resistors is in parallel.

Q: True or False A moving charge entering a magnetic field parallel to the field will move in a…

A: Since you have uploaded multiple true or false. So as per our guidelines we will solve first three…

Q: Determine the maximum angle of incidence for which the light ray on the end of the light pipe in the…

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Q: what is the kinetic energy per unit volume in an ideal gas at P=1.20 atm? b) what is the kinetic…

A: Kinetic energy of gas = (3/2)nRT n = number of moles R = gas constant T = absolute temperature

Q: Find the rest energy, in terajoules, of a 11.7 g piece of chocolate. 1 TJ is equal to 1012 J .

A: Givenmass (mo) = 11.7 g = 11.7 × 10-3 kg

Q: An object weighing 95 N is suspended by two wires, the left wire makes an angle of 37⁰ with the…

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Q: In the figure, light is incident at angle 0₁ = 37° on a boundary between two transparent materials.…

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Q: A clown at a birthday party has brought along a helium cylinder, with which he intends to fill…

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Q: A proton (mass m = 1.67 x 10-27 kg) is being accelerated along a straight line at 2.20 x 1015 m/s²…

A: Initial speed of proton (u) = 2.00 × 107 m/s  Acceleration of proton (a) = 2.20 × 1015 m/s  Distance…

Q: 9. Find curl F and div F given F(x, y, z) = e* siny i+ e sinzj+e² sin x k

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Q: A proton is briefly accelerated in the direction of the arrow labeled å. At an observation location…

A: a1 = 1.8*10^17 * sin 68 = 1.66 *10^17 m/ s^2

Q: 1. A typical jet liner lands at a speed of 100 m/s (about 224 mi/h). While braking, it has an…

A: Given Data, Speed of the jetliner (v)=100 m/s Braking acceleration (a)=-5.2 m/s2

Q: A nice blue green/teal color is at a wavelength of 490 nm. What is the exact frequency of this…

A: Given Wavelength of the light is given as λ=490 nm=490×10-9 m     We have to find the frequency of…

Q: A cubical block of ice 57.0 cm on an edge is placed on a level floor over a speck of dust. Locate…

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Q: The figure shows the velocity function for motion along a line. Assume the motion begins with an…

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Q: you want to shoot a dart of mass 100 grams 30 feet high. if the spring constant of the dart gun is…

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Q: Two 300-watt, 500 Hz sources are 20 m away from an observer. One source moves at a constant…

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Q: An object sits at rest on a ramp. Which of the following free-body diagrams best represents the…

A: There will be three forces acting on an object resting on an incline: i)Frictional force…

Q: A mass of 2.0kgis projected with a speed of 5.5m/sup a plane inclined 20 degrees with the…

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Q: Two particles are fixed to an x axis: particle 1 of charge q₁ = 2.10 × 108 C at x = 22.0 cm and…

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Q: he side mirrors on cars are convex mirrors. If the side mirror on the driver side of your car has a…

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Q: If Star A's temperature is 5000 K and Star B's wavelength of peak emission is 5/7 as long as that of…

A: GivenTA = 5000 KλB =57λA

Q: A wire 15 cm long and carrying a charge of 400 C within 2 minutes is placed in between the pole pace…

A: Wire length, L= 15 cm= 0.15 m The wire is carrying charge Q= 400 C in time t= 2 mins= 120 seconds.…

Q: Calculate the angle for the third-order maximum of 490-nm wavelength yellow light falling on double…

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Q: As shown in the figure, a light beam travels from air, through olive oil, and then into water. If…

A: By snell's law  n1Sinθ1 = n2Sinθ2  1×Sinθ1 = 1.47×Sin34.2°  Sinθ1 = 0.826  θ1 = 55.69°

Q: Give the illustration/diagram of the given problem. A glass contains 0.25 kg of Loca-Cola (mostly…

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Q: 4.75 02. What is the emf of the ideal battery? E R₁ www R₂ R₂ www R₁ R₂ R6

A: i6= 1.49 A R1=R2=R3= 1.89 ohm

Q: diverging lens has a focal point of 7 cm. An object is placed in front of the lens and an image is…

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Q: What factor indicates if an image is virtual or real?

A: Solution: Real images occur when the object is placed outside the focal length of a converging lens…

Q: What mass of water could be warmed from 21.9°C to 52.1°C by the pellet dropped inside it? Heat…

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Q: 21.17 An overhead projector with a lens of 35.6 cm focal length is used to throw an image on a…

A: By lens formula  1/v - 1/u = 1/f  1/u = 1/v - 1/f  u = fv/(f-v) = (35.6)×(180) / (35.6-180)  u =…

Q: A ski lift is pulling a skier up a hill. The coefficient of friction is 0.4. The operators want the…

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Q: A small metal sphere has a mass of 0.11 g and a charge of -21.0 nC. It is 10.0 cm directly above an…

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Q: Direction: Draw a schematic diagram of the following:

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Q: 6. A closely wound circular coil consists of 500 turns and carries a current of 4.4 A. The radius of…

A: Let at a distance x from center magnetic field is 0.48 T Now, B = u0NiR2/2(R2+x2)3/2   0.48 =…

Q: A beam of initially unpolarized light passes through a sequence of three ideal polarizers. The angle…

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Q: Calculate the wavelength of light that has its third minimum at an angle of 40.0o when falling on…

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Q: What is the focal length of the lens in your eye when you can focus on an object at your near point?…

A: u = -21 cm  v = -(25-2) = -23 cm   Since near point is 25 cm from eye

Q: A uniform, 31.16-N rod is 14.45 n long carries a 415.01-N at its right end and an unknown weight W…

A: Balancing torque about falcrum  W(14.45-2.73-4.13) + 31.16×[(14.45/2)-4.13] = 415.01×4.13  7.59W =…

Q: A sinusoidal electromagnetic wave emitted by a cellular phone has a wavelength of 34.4 cm and an…

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Q: Among the choices below, what is a parallel circuit? * w A. B. ㅇ C. D. 1 point

A: In a series combination the resistances are connected end to end along a same line.  In parallel…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –